[Table Designer] support hash index and column store index (#1672)

src/Microsoft.SqlTools.ServiceLayer/TableDesigner/Contracts/ViewModel/ColumnStoreIndexViewModel.cs

@@ -0,0 +1,28 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.ServiceLayer.TableDesigner.Contracts
+{
+    /// <summary>
+    /// The view model of column store index.
+    /// </summary>
+    public class ColumnStoreIndexViewModel : ObjectViewModelBase
+    {
+
+        public CheckBoxProperties IsClustered { get; set; } = new CheckBoxProperties();
+
+        public InputBoxProperties ColumnsDisplayValue { get; set; } = new InputBoxProperties();
+        public InputBoxProperties FilterPredicate { get; set; } = new InputBoxProperties();
+
+        public TableComponentProperties<ColumnStoreIndexedColumnSpecification> Columns { get; set; } = new TableComponentProperties<ColumnStoreIndexedColumnSpecification>();
+    }
+
+    public class ColumnStoreIndexedColumnSpecification
+    {
+        public DropdownProperties Column { get; set; } = new DropdownProperties();
+
+        public CheckBoxProperties Ascending { get; set; } = new CheckBoxProperties();
+    }
+}